Austrian Airlines flight 82 made emergency landing in Bulgaria after reported bomb threat near Romanian border. Flight carried 51 passengers and six crew members. Bulgarian air force escorted plane to Sofia.
Aircraft transmitted emergency squawk code 7700 as it neared Romanian border. Flight tracked by ADS-B Exchange showed emergency signal around time of diversion. Security search conducted after landing. Passengers rebooked onto alternative flights.
Bulgarian Transport Ministry confirmed threat. No injuries reported. Investigation launched. Incident follows Flydubai co-pilot attack last month. Similar emergency landing occurred last week with Croatian and German fighter jets.